/* Prototypes for LZW4C */

#ifndef FILE
#include <stdio.h>
#endif

#if 1
int InitLZW(char *(*Alloc)() );
int TermLZW(int (*Free)() );
int Compress(int (*Reader)(), int (*Writer)());
int Expand(int (*Reader)(), int (*Writer)());
#else
int InitLZW();
int TermLZW();
int Compress();
int Expand();
#endif

/* error codes */

#define EXPANSION_ERROR  -1
#define CANNOT_ALLOCATE  -2
#define INTERNAL_ERROR   -3
#define NOT_INITIALIZED  -4